Q4: The diameter of a shaft in an optical storage drive is normally distributed with mean 0.2408 inchand standard deviation 0.0005 inch. The specifications on the shaft are 0.2400±0.001 inch.a) What proportion of shafts conforms to specifications?b) If the process is centered so that the process mean is equal to the target value of 0.2400, thenwhat proportion of shafts conforms to specifications now?

Given that We have to find a.. Proportion of of shafts conforms to specifications b) If the…

Answered: Q4: The diameter of a shaft in an…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Similar questions

The length of a widget is normally distributed with µ =6” and σ = 0.05”. What is the lower specification if 10.03% of the widgets are scrapped for being too short?
The annual rainfall in a certain region is approximately normally distributed with mean 37 inches and standard deviation 5.3 inches. Use the Cumulative Z-Score Table to answer the questions below. Write your answers as a percent with two decimal places. Hint a) What percentage of years will have an annual rainfall of less than 44.42 inches? % b) What percentage of years will have an annual rainfall of more than 34.88 inches? % c) What percentage of years will have an annual rainfall of between 31.7 inches and 39.915 inches? %
Suppose a variable is Normally distributed with μ=345 and sigma σ=30. What proportion of the data has values between 330 and 345? Use four decimal places in your answer.
An author claimed that his annual book sales increased after the year 2000. Past data indicates that the average annual sales for his books are Php 200 M (200 million pesos). The data for the annual sales are normally distributed as shown (in million peso): 2000: 50 2001: 782006: 4002011: 1892016: 83 2002: 3002007: 2902012: 2052017: 132 2003: 2502008: 932013: 3722018: 173 2004: 2002009: 1522014: 4262019: 195 2005: 1852010: 2372015: 252020: 450 Are the author's words true at 98% confidence? In your complete solution, state the null and alternative hypothesis and the complete calculation of test statistic.
The technical operations department wants to ensure that the mean target upload speed for all Internet service subscribers is at least 0.97 on a standard scale in which the target value is 2.0. Each day, upload speed was measured 50 times, with the following results: 0.854+x 1.023+x 1.005+x 1.030+x 1.219+x 0.977+x 1.044+x 0.778+x 1.122+x 1.114+x 1.091+x 1.086+x 1.141+x 0.931+x 0.723+x 0.934+x 1.060+x 1.047+x 0.800+x 0.889+x 1.012+y 0.695+y 0.869+y 0.734+y 1.131+y 0.993+y 0.762+y 0.814+y 1.108+y 0.805+y 1.223-z 1.024-z 0.884-z 0.799-z 0.870-z 0.898-z 0.621-z 0.818-Z 1.113-z 1.052-z 0.678-z 1.162-z 0.808-z 1.012-z 0.859-z 0.951-z 1.112-z 1.003-z 0.92-z 1.286-z In the above table, Becareful that x and y are supposed to be added and z is to be subtracted. x = 0.15 and z = 45 y = 0.2 Accomplish the following tasks: 1- Find mean, standard deviation, and five number summary for this dataset. Specify if there is any outlier. 2- Plot histogram and boxplot. 3- Compute the sample statistic and…

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